Graftor.148546 (file analysis)

The Graftor.148546 is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

What Graftor.148546 virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• At least one process apparently crashed during execution
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Mimics the system’s user agent string for its own requests
• Dynamic (imported) function loading detected
• Performs HTTP requests potentially not found in PCAP.
• Starts servers listening on 0.0.0.0:35944, :0
• Enumerates running processes
• Reads data out of its own binary image
• A process created a hidden window
• CAPE extracted potentially suspicious content
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Code injection with CreateRemoteThread in a remote process
• Deletes its original binary from disk
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Created a process from a suspicious location
• Collects and encrypts information about the computer likely to send to C2 server
• Installs itself for autorun at Windows startup
• Performs a large number of encryption calls using the same key possibly indicative of ransomware file encryption behavior
• Collects information to fingerprint the system

How to determine Graftor.148546?

File Info:
name: 4FC32C907B6CFEEF61E6.mlwpath: /opt/CAPEv2/storage/binaries/14e438a5ebaa2d5f7928724766c85892d867501d0cce5d9dc521b17edbc2a0a2crc32: 89630CAAmd5: 4fc32c907b6cfeef61e619b71756ce99sha1: 9b8529aec5f938355a54e19eb4e1a4a8af17b485sha256: 14e438a5ebaa2d5f7928724766c85892d867501d0cce5d9dc521b17edbc2a0a2sha512: 75abebfcad50cba8e622f4d1fc49f3bba7cf464dd179458963905fe97adc69c917883473f904ee33c2064d5070c1eaeabc17c0aa03f4dbf566c67aef570ea66dssdeep: 6144:cj34GXdL1KOiIU4FNhq0uoqXHkpY/2A2J5AK02EGv3yV:cT4qpxLvhq0uoycYetJ5vXvyVtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T18344F127ADC38172E1654B30957D22F8943A6DAFA7A1E6AF6390FD1D18732805C3173Bsha3_384: 834afb8d9304965de282f9c4de9d4aaa7de55aed139cd63bb10e491fa3991c3f95f62fb6eb08e4809847aca773768715ep_bytes: 558bec6aff68f0bd400068b699400064timestamp: 2014-07-11 21:07:06
Version Info:
Comments: CompanyName: FileDescription: MFC-Anwendung AccountantFileVersion: 1, 0, 0, 1InternalName: AccountantLegalCopyright: Copyright (C) 2001LegalTrademarks: OriginalFilename: Accountant.EXEPrivateBuild: ProductName: Anwendung AccountantProductVersion: 1, 0, 0, 1SpecialBuild: Translation: 0x0407 0x04b0

Graftor.148546 also known as:

How to remove Graftor.148546?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.